All vulnerabilities

Servers and applications

CVE-2024-20493

A vulnerability in the login authentication functionality of the Remote Access SSL VPN feature of Cisco Adaptive Security Appliance (ASA) Software and Cisco Firepower Threat Defense (FTD) Software could allow an unauthenticated, remote attacker to deny further VPN user authentications for several minutes, resulting in a temporary denial of service (DoS) condition. This vulnerability is due to…

Severity
Medium 5.3
Published
23 Oct 2024
Last changed
11 Aug 2026
Added to UpHeron
1 Nov 2026
Sources
NVD

Affected software

SoftwareAffected versions
Cisco ASA and Firepower Threat DefenseServers and applications · cpe:o:cisco:adaptive_security_appliance_software
  • Version 9.20.2.22
  • Version 9.20.2.21
  • Version 9.20.2.10
  • Version 9.20.2
All 203 release lines
  • Version 9.8.1
  • Version 9.8.1.5
  • Version 9.8.1.7
  • Version 9.8.2
  • Version 9.8.2.8
  • Version 9.8.2.14
  • Version 9.8.2.15
  • Version 9.8.2.17
  • Version 9.8.2.20
  • Version 9.8.2.24
  • Version 9.8.2.26
  • Version 9.8.2.28
  • Version 9.8.2.33
  • Version 9.8.2.35
  • Version 9.8.2.38
  • Version 9.8.2.45
  • Version 9.8.3
  • Version 9.8.3.8
  • Version 9.8.3.11
  • Version 9.8.3.14
  • Version 9.8.3.16
  • Version 9.8.3.18
  • Version 9.8.3.21
  • Version 9.8.3.26
  • Version 9.8.3.29
  • Version 9.8.4
  • Version 9.8.4.3
  • Version 9.8.4.7
  • Version 9.8.4.8
  • Version 9.8.4.10
  • Version 9.8.4.12
  • Version 9.8.4.15
  • Version 9.8.4.17
  • Version 9.8.4.20
  • Version 9.8.4.22
  • Version 9.8.4.25
  • Version 9.8.4.26
  • Version 9.8.4.29
  • Version 9.8.4.32
  • Version 9.8.4.33
  • Version 9.8.4.34
  • Version 9.8.4.35
  • Version 9.8.4.39
  • Version 9.8.4.40
  • Version 9.8.4.41
  • Version 9.8.4.43
  • Version 9.8.4.44
  • Version 9.8.4.45
  • Version 9.8.4.46
  • Version 9.8.4.48
  • Version 9.12.1
  • Version 9.12.1.2
  • Version 9.12.1.3
  • Version 9.12.2
  • Version 9.12.2.1
  • Version 9.12.2.4
  • Version 9.12.2.5
  • Version 9.12.2.9
  • Version 9.12.3
  • Version 9.12.3.2
  • Version 9.12.3.7
  • Version 9.12.3.9
  • Version 9.12.3.12
  • Version 9.12.4
  • Version 9.12.4.2
  • Version 9.12.4.4
  • Version 9.12.4.7
  • Version 9.12.4.8
  • Version 9.12.4.10
  • Version 9.12.4.13
  • Version 9.12.4.18
  • Version 9.12.4.24
  • Version 9.12.4.26
  • Version 9.12.4.29
  • Version 9.12.4.30
  • Version 9.12.4.35
  • Version 9.12.4.37
  • Version 9.12.4.38
  • Version 9.12.4.39
  • Version 9.12.4.40
  • Version 9.12.4.41
  • Version 9.12.4.47
  • Version 9.12.4.48
  • Version 9.12.4.50
  • Version 9.12.4.52
  • Version 9.12.4.54
  • Version 9.12.4.55
  • Version 9.12.4.56
  • Version 9.12.4.58
  • Version 9.12.4.62
  • Version 9.12.4.65
  • Version 9.12.4.67
  • Version 9.14.1
  • Version 9.14.1.6
  • Version 9.14.1.10
  • Version 9.14.1.15
  • Version 9.14.1.19
  • Version 9.14.1.30
  • Version 9.14.2
  • Version 9.14.2.4
  • Version 9.14.2.8
  • Version 9.14.2.13
  • Version 9.14.2.15
  • Version 9.14.3
  • Version 9.14.3.1
  • Version 9.14.3.9
  • Version 9.14.3.11
  • Version 9.14.3.13
  • Version 9.14.3.15
  • Version 9.14.3.18
  • Version 9.14.4
  • Version 9.14.4.6
  • Version 9.14.4.7
  • Version 9.14.4.12
  • Version 9.14.4.13
  • Version 9.14.4.14
  • Version 9.14.4.15
  • Version 9.14.4.17
  • Version 9.14.4.22
  • Version 9.14.4.23
  • Version 9.14.4.24
  • Version 9.15.1
  • Version 9.15.1.1
  • Version 9.15.1.7
  • Version 9.15.1.10
  • Version 9.15.1.15
  • Version 9.15.1.16
  • Version 9.15.1.17
  • Version 9.15.1.21
  • Version 9.16.1
  • Version 9.16.1.28
  • Version 9.16.2
  • Version 9.16.2.3
  • Version 9.16.2.7
  • Version 9.16.2.11
  • Version 9.16.2.13
  • Version 9.16.2.14
  • Version 9.16.3
  • Version 9.16.3.3
  • Version 9.16.3.14
  • Version 9.16.3.15
  • Version 9.16.3.19
  • Version 9.16.3.23
  • Version 9.16.4
  • Version 9.16.4.9
  • Version 9.16.4.14
  • Version 9.16.4.18
  • Version 9.16.4.19
  • Version 9.16.4.27
  • Version 9.16.4.38
  • Version 9.16.4.39
  • Version 9.16.4.42
  • Version 9.16.4.48
  • Version 9.16.4.55
  • Version 9.16.4.57
  • Version 9.16.4.61
  • Version 9.16.4.62
  • Version 9.17.1
  • Version 9.17.1.7
  • Version 9.17.1.9
  • Version 9.17.1.10
  • Version 9.17.1.11
  • Version 9.17.1.13
  • Version 9.17.1.15
  • Version 9.17.1.20
  • Version 9.17.1.30
  • Version 9.17.1.33
  • Version 9.17.1.39
  • Version 9.18.1
  • Version 9.18.1.3
  • Version 9.18.2
  • Version 9.18.2.5
  • Version 9.18.2.7
  • Version 9.18.2.8
  • Version 9.18.3
  • Version 9.18.3.39
  • Version 9.18.3.46
  • Version 9.18.3.53
  • Version 9.18.3.55
  • Version 9.18.3.56
  • Version 9.18.4
  • Version 9.18.4.5
  • Version 9.18.4.8
  • Version 9.18.4.22
  • Version 9.18.4.24
  • Version 9.18.4.29
  • Version 9.18.4.34
  • Version 9.19.1
  • Version 9.19.1.5
  • Version 9.19.1.9
  • Version 9.19.1.12
  • Version 9.19.1.18
  • Version 9.19.1.22
  • Version 9.19.1.24
  • Version 9.19.1.27
  • Version 9.19.1.28
  • Version 9.19.1.31
  • Version 9.20.1
  • Version 9.20.1.5
  • Version 9.20.2
  • Version 9.20.2.10
  • Version 9.20.2.21
  • Version 9.20.2.22

References

  • NVD https://nvd.nist.gov/vuln/detail/CVE-2024-20493
  • CVE.org https://www.cve.org/CVERecord?id=CVE-2024-20493